Hacker News Reader

I'm specifically referring to OrderedDict in this case, which does have guaranteed, insertion-based ordering. It was introduced in 3.1, circa 2009, via PEP 372.

View on HN

https://docs.python.org/2/library/collections.html#ordereddi...

> New in version 2.7.

That's a good point. I didn't realize that it was also introduced into 2.7 at the same time.

Reply on news.ycombinator.com